Changes: post-release housekeeping

CHANGES

@@ -3,6 +3,18 @@ contributors are listed. Note that Calamares does not have a historical
 changelog -- this log starts with version 3.2.0. The release notes on the
 website will have to do for older versions.
 
+# 3.2.28 (unreleased) #
+
+This release contains contributions from (alphabetically by first name):
+ - No external contributors yet
+
+## Core ##
+ - No core changes yet
+
+## Modules ##
+ - No module changes yet
+
+
 # 3.2.27 (2020-07-11) #
 
 This release contains contributions from (alphabetically by first name):

CMakeLists.txt

@@ -46,10 +46,10 @@
 # TODO:3.3: Require CMake 3.12
 cmake_minimum_required( VERSION 3.3 FATAL_ERROR )
 project( CALAMARES
-    VERSION 3.2.27
+    VERSION 3.2.28
     LANGUAGES C CXX )
 
-set( CALAMARES_VERSION_RC 0 )  # Set to 0 during release cycle, 1 during development
+set( CALAMARES_VERSION_RC 1 )  # Set to 0 during release cycle, 1 during development
 
 ### OPTIONS
 #